<template>
  <view>
    <view class="cpt-mask">
      <slot></slot>
    </view>
  </view>
</template>  
<script>
export default {};
</script>  

<style>
.cpt-mask {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
}
</style>